<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8" />
<title>DateFormatter xref</title>
<link type="text/css" rel="stylesheet" href="../../../../stylesheet.css" />
</head>
<body>
<div id="overview"><a href="../../../../../apidocs/org/hrodberaht/i18n/formatter/DateFormatter.html">View Javadoc</a></div><pre>

<a class="jxr_linenumber" name="1" href="#1">1</a>   <em class="jxr_comment">/*</em>
<a class="jxr_linenumber" name="2" href="#2">2</a>   <em class="jxr_comment"> * &lt;!--</em>
<a class="jxr_linenumber" name="3" href="#3">3</a>   <em class="jxr_comment"> *   ~ Copyright (c) 2010.</em>
<a class="jxr_linenumber" name="4" href="#4">4</a>   <em class="jxr_comment"> *   ~ Licensed under the Apache License, Version 2.0 (the "License");</em>
<a class="jxr_linenumber" name="5" href="#5">5</a>   <em class="jxr_comment"> *   ~ you may not use this file except in compliance with the License.</em>
<a class="jxr_linenumber" name="6" href="#6">6</a>   <em class="jxr_comment"> *   ~ You may obtain a copy of the License at</em>
<a class="jxr_linenumber" name="7" href="#7">7</a>   <em class="jxr_comment"> *   ~</em>
<a class="jxr_linenumber" name="8" href="#8">8</a>   <em class="jxr_comment"> *   ~        <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
<a class="jxr_linenumber" name="9" href="#9">9</a>   <em class="jxr_comment"> *   ~</em>
<a class="jxr_linenumber" name="10" href="#10">10</a>  <em class="jxr_comment"> *   ~ Unless required by applicable law or agreed to in writing, software</em>
<a class="jxr_linenumber" name="11" href="#11">11</a>  <em class="jxr_comment"> *   ~ distributed under the License is distributed on an "AS IS" BASIS,</em>
<a class="jxr_linenumber" name="12" href="#12">12</a>  <em class="jxr_comment"> *   ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</em>
<a class="jxr_linenumber" name="13" href="#13">13</a>  <em class="jxr_comment"> *   ~ See the License for the specific language governing permissions and limitations under the License.</em>
<a class="jxr_linenumber" name="14" href="#14">14</a>  <em class="jxr_comment"> *   --&gt;</em>
<a class="jxr_linenumber" name="15" href="#15">15</a>  <em class="jxr_comment"> */</em>
<a class="jxr_linenumber" name="16" href="#16">16</a>  
<a class="jxr_linenumber" name="17" href="#17">17</a>  <strong class="jxr_keyword">package</strong> org.hrodberaht.i18n.formatter;
<a class="jxr_linenumber" name="18" href="#18">18</a>  
<a class="jxr_linenumber" name="19" href="#19">19</a>  <strong class="jxr_keyword">import</strong> java.text.DateFormat;
<a class="jxr_linenumber" name="20" href="#20">20</a>  <strong class="jxr_keyword">import</strong> java.text.FieldPosition;
<a class="jxr_linenumber" name="21" href="#21">21</a>  <strong class="jxr_keyword">import</strong> java.text.ParsePosition;
<a class="jxr_linenumber" name="22" href="#22">22</a>  <strong class="jxr_keyword">import</strong> java.text.SimpleDateFormat;
<a class="jxr_linenumber" name="23" href="#23">23</a>  <strong class="jxr_keyword">import</strong> java.util.Date;
<a class="jxr_linenumber" name="24" href="#24">24</a>  <strong class="jxr_keyword">import</strong> java.util.HashMap;
<a class="jxr_linenumber" name="25" href="#25">25</a>  <strong class="jxr_keyword">import</strong> java.util.Locale;
<a class="jxr_linenumber" name="26" href="#26">26</a>  
<a class="jxr_linenumber" name="27" href="#27">27</a>  <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="28" href="#28">28</a>  <em class="jxr_javadoccomment"> * Simple Java Utils</em>
<a class="jxr_linenumber" name="29" href="#29">29</a>  <em class="jxr_javadoccomment"> *</em>
<a class="jxr_linenumber" name="30" href="#30">30</a>  <em class="jxr_javadoccomment"> * @author Robert Alexandersson</em>
<a class="jxr_linenumber" name="31" href="#31">31</a>  <em class="jxr_javadoccomment"> * @version 1.0</em>
<a class="jxr_linenumber" name="32" href="#32">32</a>  <em class="jxr_javadoccomment"> * @since 1.0</em>
<a class="jxr_linenumber" name="33" href="#33">33</a>  <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="34" href="#34">34</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../org/hrodberaht/i18n/formatter/DateFormatter.html">DateFormatter</a> <strong class="jxr_keyword">extends</strong> <a href="../../../../org/hrodberaht/i18n/formatter/Formatter.html">Formatter</a> {
<a class="jxr_linenumber" name="35" href="#35">35</a>  
<a class="jxr_linenumber" name="36" href="#36">36</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">static</strong> HashMap&lt;Locale, String&gt; longPatternCache = <strong class="jxr_keyword">new</strong> HashMap&lt;Locale, String&gt;();
<a class="jxr_linenumber" name="37" href="#37">37</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">static</strong> enum <a href="../../../../org/hrodberaht/i18n/formatter/DateFormatter.html">DateConvert</a>{ Date, DateTime }
<a class="jxr_linenumber" name="38" href="#38">38</a>  
<a class="jxr_linenumber" name="39" href="#39">39</a>  
<a class="jxr_linenumber" name="40" href="#40">40</a>      <strong class="jxr_keyword">private</strong> <a href="../../../../org/hrodberaht/i18n/formatter/DateFormatter.html">DateConvert</a> convertDateStyle = DateConvert.Date;
<a class="jxr_linenumber" name="41" href="#41">41</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> dateStyle = DateFormat.SHORT;
<a class="jxr_linenumber" name="42" href="#42">42</a>      <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">int</strong> timeStyle = DateFormat.SHORT;
<a class="jxr_linenumber" name="43" href="#43">43</a>  
<a class="jxr_linenumber" name="44" href="#44">44</a>      <strong class="jxr_keyword">public</strong> <a href="../../../../org/hrodberaht/i18n/formatter/DateFormatter.html">DateFormatter</a>(<a href="../../../../org/hrodberaht/i18n/formatter/DateFormatter.html">DateConvert</a> dateConvert) {
<a class="jxr_linenumber" name="45" href="#45">45</a>          convertDateStyle = dateConvert;    
<a class="jxr_linenumber" name="46" href="#46">46</a>      }
<a class="jxr_linenumber" name="47" href="#47">47</a>  
<a class="jxr_linenumber" name="48" href="#48">48</a>      <strong class="jxr_keyword">public</strong> <a href="../../../../org/hrodberaht/i18n/formatter/DateFormatter.html">DateFormatter</a>() {
<a class="jxr_linenumber" name="49" href="#49">49</a>  
<a class="jxr_linenumber" name="50" href="#50">50</a>      }
<a class="jxr_linenumber" name="51" href="#51">51</a>  
<a class="jxr_linenumber" name="52" href="#52">52</a>      <strong class="jxr_keyword">public</strong> Object convertToObject(String target) {
<a class="jxr_linenumber" name="53" href="#53">53</a>          DateFormat formatter = getFormat(target);
<a class="jxr_linenumber" name="54" href="#54">54</a>          <strong class="jxr_keyword">return</strong> parseAndErrorhandleDate(target, formatter);
<a class="jxr_linenumber" name="55" href="#55">55</a>      }
<a class="jxr_linenumber" name="56" href="#56">56</a>  
<a class="jxr_linenumber" name="57" href="#57">57</a>      <strong class="jxr_keyword">private</strong> DateFormat getFormat(String target) {
<a class="jxr_linenumber" name="58" href="#58">58</a>          <strong class="jxr_keyword">if</strong>(convertDateStyle == DateConvert.DateTime){
<a class="jxr_linenumber" name="59" href="#59">59</a>              <strong class="jxr_keyword">return</strong> DateFormat.getDateTimeInstance(dateStyle, timeStyle, locale);
<a class="jxr_linenumber" name="60" href="#60">60</a>          }
<a class="jxr_linenumber" name="61" href="#61">61</a>          String longPattern = getCachedLongPattern();
<a class="jxr_linenumber" name="62" href="#62">62</a>          <strong class="jxr_keyword">if</strong>(target != <strong class="jxr_keyword">null</strong> &amp;&amp; longPattern.length() &lt;= target.length()){
<a class="jxr_linenumber" name="63" href="#63">63</a>              <strong class="jxr_keyword">return</strong> DateFormat.getDateTimeInstance(dateStyle, timeStyle, locale);
<a class="jxr_linenumber" name="64" href="#64">64</a>          }
<a class="jxr_linenumber" name="65" href="#65">65</a>          <strong class="jxr_keyword">return</strong> DateFormat.getDateInstance(dateStyle, locale);
<a class="jxr_linenumber" name="66" href="#66">66</a>      }
<a class="jxr_linenumber" name="67" href="#67">67</a>  
<a class="jxr_linenumber" name="68" href="#68">68</a>      <strong class="jxr_keyword">private</strong> String getCachedLongPattern() {
<a class="jxr_linenumber" name="69" href="#69">69</a>          <strong class="jxr_keyword">if</strong>(longPatternCache.containsKey(locale)){
<a class="jxr_linenumber" name="70" href="#70">70</a>              <strong class="jxr_keyword">return</strong> longPatternCache.get(locale);
<a class="jxr_linenumber" name="71" href="#71">71</a>          }
<a class="jxr_linenumber" name="72" href="#72">72</a>          SimpleDateFormat dateFormat = (SimpleDateFormat)
<a class="jxr_linenumber" name="73" href="#73">73</a>                  DateFormat.getDateTimeInstance(DateFormat.SHORT, DateFormat.SHORT, locale);
<a class="jxr_linenumber" name="74" href="#74">74</a>          String pattern = dateFormat.toLocalizedPattern();
<a class="jxr_linenumber" name="75" href="#75">75</a>          longPatternCache.put(locale, pattern);
<a class="jxr_linenumber" name="76" href="#76">76</a>          <strong class="jxr_keyword">return</strong> pattern;
<a class="jxr_linenumber" name="77" href="#77">77</a>      }
<a class="jxr_linenumber" name="78" href="#78">78</a>  
<a class="jxr_linenumber" name="79" href="#79">79</a>  
<a class="jxr_linenumber" name="80" href="#80">80</a>      <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="81" href="#81">81</a>  <em class="jxr_javadoccomment">     * Returns a string representation of its argument, formatted as a date</em>
<a class="jxr_linenumber" name="82" href="#82">82</a>  <em class="jxr_javadoccomment">     * with the "MM/dd/yyyy" format.</em>
<a class="jxr_linenumber" name="83" href="#83">83</a>  <em class="jxr_javadoccomment">     *</em>
<a class="jxr_linenumber" name="84" href="#84">84</a>  <em class="jxr_javadoccomment">     * @return a formatted String</em>
<a class="jxr_linenumber" name="85" href="#85">85</a>  <em class="jxr_javadoccomment">     */</em>
<a class="jxr_linenumber" name="86" href="#86">86</a>      <strong class="jxr_keyword">public</strong> String convertToString(Object value) {
<a class="jxr_linenumber" name="87" href="#87">87</a>          <strong class="jxr_keyword">if</strong> (value == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="88" href="#88">88</a>              <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="89" href="#89">89</a>          }
<a class="jxr_linenumber" name="90" href="#90">90</a>  
<a class="jxr_linenumber" name="91" href="#91">91</a>          StringBuffer buf = <strong class="jxr_keyword">new</strong> StringBuffer();
<a class="jxr_linenumber" name="92" href="#92">92</a>          DateFormat formatter = getFormat(<strong class="jxr_keyword">null</strong>);
<a class="jxr_linenumber" name="93" href="#93">93</a>          buf = formatter.format(value, buf, <strong class="jxr_keyword">new</strong> FieldPosition(0));
<a class="jxr_linenumber" name="94" href="#94">94</a>          <strong class="jxr_keyword">return</strong> buf.toString();
<a class="jxr_linenumber" name="95" href="#95">95</a>      }
<a class="jxr_linenumber" name="96" href="#96">96</a>  
<a class="jxr_linenumber" name="97" href="#97">97</a>      <strong class="jxr_keyword">protected</strong> Date parseAndErrorhandleDate(String target, DateFormat formatter) {
<a class="jxr_linenumber" name="98" href="#98">98</a>          ParsePosition parsePosition = <strong class="jxr_keyword">new</strong> ParsePosition(0);
<a class="jxr_linenumber" name="99" href="#99">99</a>          Date parsedDate = formatter.parse(target.trim(), parsePosition);
<a class="jxr_linenumber" name="100" href="#100">100</a>         checkParsePositionForErrors(target, parsePosition);
<a class="jxr_linenumber" name="101" href="#101">101</a>         <strong class="jxr_keyword">return</strong> parsedDate;
<a class="jxr_linenumber" name="102" href="#102">102</a>     }
<a class="jxr_linenumber" name="103" href="#103">103</a> 
<a class="jxr_linenumber" name="104" href="#104">104</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> checkParsePositionForErrors(String target, ParsePosition parsePosition) {
<a class="jxr_linenumber" name="105" href="#105">105</a>         <strong class="jxr_keyword">if</strong> (parsePosition.getIndex() != target.length()) {
<a class="jxr_linenumber" name="106" href="#106">106</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../org/hrodberaht/i18n/formatter/FormatException.html">FormatException</a>(<span class="jxr_string">"Parsing stopped for char {0} at position {1} for {2}"</span>
<a class="jxr_linenumber" name="107" href="#107">107</a>                     , target.charAt(parsePosition.getIndex()), parsePosition.getIndex(), target
<a class="jxr_linenumber" name="108" href="#108">108</a>             );
<a class="jxr_linenumber" name="109" href="#109">109</a>         }
<a class="jxr_linenumber" name="110" href="#110">110</a>         <strong class="jxr_keyword">if</strong> (parsePosition.getErrorIndex() != -1) {
<a class="jxr_linenumber" name="111" href="#111">111</a>             <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> <a href="../../../../org/hrodberaht/i18n/formatter/FormatException.html">FormatException</a>(<span class="jxr_string">"Parsing failed on char {0} at position {1} for {2}"</span>
<a class="jxr_linenumber" name="112" href="#112">112</a>                     , target.charAt(parsePosition.getErrorIndex()), parsePosition.getErrorIndex(), target
<a class="jxr_linenumber" name="113" href="#113">113</a>             );
<a class="jxr_linenumber" name="114" href="#114">114</a>         }
<a class="jxr_linenumber" name="115" href="#115">115</a>     }
<a class="jxr_linenumber" name="116" href="#116">116</a> }
</pre>
<hr/><div id="footer">This page was automatically generated by <a href="http://maven.apache.org/">Maven</a></div></body>
</html>

